45 lines
1.7 KiB
Arduino
45 lines
1.7 KiB
Arduino
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/*
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Based on Neil Kolban example for IDF: https://github.com/nkolban/esp32-snippets/blob/master/cpp_utils/tests/BLE%20Tests/SampleServer.cpp
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Ported to Arduino ESP32 by Evandro Copercini
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updates by chegewara
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*/
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#include <BLEDevice.h>
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#include <BLEUtils.h>
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#include <BLEServer.h>
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// See the following for generating UUIDs:
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// https://www.uuidgenerator.net/
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#define SERVICE_UUID "4fafc201-1fb5-459e-8fcc-c5c9c331914b"
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#define CHARACTERISTIC_UUID "beb5483e-36e1-4688-b7f5-ea07361b26a8"
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void setup() {
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Serial.begin(115200);
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Serial.println("Starting BLE work!");
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BLEDevice::init("Long name works now");
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BLEServer *pServer = BLEDevice::createServer();
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BLEService *pService = pServer->createService(SERVICE_UUID);
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BLECharacteristic *pCharacteristic = pService->createCharacteristic(
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CHARACTERISTIC_UUID,
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BLECharacteristic::PROPERTY_READ |
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BLECharacteristic::PROPERTY_WRITE
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);
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pCharacteristic->setValue("Hello World says Neil");
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pService->start();
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// BLEAdvertising *pAdvertising = pServer->getAdvertising(); // this still is working for backward compatibility
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BLEAdvertising *pAdvertising = BLEDevice::getAdvertising();
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pAdvertising->addServiceUUID(SERVICE_UUID);
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pAdvertising->setScanResponse(true);
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pAdvertising->setMinPreferred(0x06); // functions that help with iPhone connections issue
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pAdvertising->setMinPreferred(0x12);
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BLEDevice::startAdvertising();
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Serial.println("Characteristic defined! Now you can read it in your phone!");
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}
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void loop() {
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// put your main code here, to run repeatedly:
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delay(2000);
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}
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